MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 124 filers reported holding MERSANA THERAPEUTICS INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $61,352 | +151.9% | 48,309 | +552.6% | 0.00% | +100.0% |
| Q2 2023 | $24,355 | +25269.8% | 7,403 | -68.4% | 0.00% | -66.7% |
| Q1 2023 | $96 | -55.3% | 23,450 | -36.1% | 0.00% | -66.7% |
| Q4 2022 | $215 | -99.9% | 36,698 | +0.8% | 0.01% | +125.0% |
| Q3 2022 | $246,000 | +530.8% | 36,410 | +328.8% | 0.00% | +300.0% |
| Q2 2022 | $39,000 | +14.7% | 8,492 | +0.8% | 0.00% | – |
| Q1 2022 | $34,000 | -72.6% | 8,425 | -57.5% | 0.00% | -100.0% |
| Q4 2021 | $124,000 | +51.2% | 19,846 | +128.3% | 0.00% | 0.0% |
| Q3 2021 | $82,000 | +3.8% | 8,693 | +49.2% | 0.00% | 0.0% |
| Q2 2021 | $79,000 | -42.3% | 5,825 | -31.5% | 0.00% | 0.0% |
| Q1 2021 | $137,000 | +661.1% | 8,501 | +1153.8% | 0.00% | +100.0% |
| Q4 2020 | $18,000 | -85.7% | 678 | -90.0% | 0.00% | 0.0% |
| Q3 2020 | $126,000 | -43.5% | 6,791 | -28.6% | 0.00% | -88.9% |
| Q2 2020 | $223,000 | +5475.0% | 9,512 | +1128.9% | 0.01% | – |
| Q4 2019 | $4,000 | -66.7% | 774 | -89.8% | 0.00% | -100.0% |
| Q3 2019 | $12,000 | -14.3% | 7,568 | +125.9% | 0.00% | 0.0% |
| Q2 2019 | $14,000 | +75.0% | 3,350 | +116.1% | 0.00% | – |
| Q1 2019 | $8,000 | -82.2% | 1,550 | -85.8% | 0.00% | -100.0% |
| Q4 2018 | $45,000 | +18.4% | 10,929 | +189.1% | 0.00% | 0.0% |
| Q3 2018 | $38,000 | -2.6% | 3,781 | +72.6% | 0.00% | +50.0% |
| Q2 2018 | $39,000 | +680.0% | 2,190 | +622.8% | 0.00% | – |
| Q3 2017 | $5,000 | – | 303 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 4,005,600 | $64,810,000 | 6.21% |
| Bain Capital Life Sciences Investors, LLC | 3,695,667 | $59,796,000 | 3.39% |
| COMMODORE CAPITAL LP | 429,228 | $6,945,000 | 2.77% |
| ACUTA CAPITAL PARTNERS, LLC | 357,689 | $5,787,000 | 2.09% |
| Avoro Capital Advisors LLC | 6,800,000 | $110,024,000 | 1.90% |
| Ghost Tree Capital, LLC | 450,000 | $7,281,000 | 1.71% |
| RHO CAPITAL PARTNERS INC | 796,458 | $12,887,000 | 1.24% |
| Rock Springs Capital Management LP | 2,775,127 | $44,902,000 | 0.98% |
| Sio Capital Management, LLC | 157,259 | $2,544,000 | 0.52% |
| Bellevue Group AG | 2,850,010 | $46,113,000 | 0.49% |